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3 operation 71 – West Control Solutions N8840 User Manual

Page 71

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7.3.3 Operation

Programmer operation (run/stop, preset und reset) is via front panel, digital inputs

or interface (8800/8840 Configurator, superordinate visualization, ...).

Front panel operation

For programmer operation via the front panel keys, the digital input function

(di.Fn

r

page 36) must be set to key operation.

Function key

è

can be used for switch-over to programmer

or

controller

. If programmer was selected, the func LED is lit.

Now, the programmer can be started or stopped via auto/manual key

H

(run LED

= ON or OFF). By pressing auto/manual key

H

during stop condition, the

programmer jumps to the end segment. Press the key again to switch off the

programmer (reset).

Operation via digital inputs

Functions start/stop and reset can be activated also via digital inputs. For this,

parameters P.run and P.oFF must be set for digital inputs (

r

page 35, 36) at

CONF level LOGI (

r

page 35, 36).

Program/segment selection

Prerequisite: Programmer is in the reset or stop condition. How to select a

defined program (Pr.no) followed by a segment (Pr.SG) is shown below. When

starting the programmer now, program operation starts at the beginning of the

selected segment in the selected program.

Preset

The preset function is activated via segment selection.

To permit preset in a running program, switch the programmer to stop, select the

target segment as described in the above section and switch the programmer to

run.

Programmer level

8840 profiler

71

Programmer description

Щ

Щ

Щ

Щ

119.9

1199

1199

1199

para

para

para

para

200.0

Y 65

Pr.no

Pr.SG

01 OFF

01 OFF

Prog. 01

PresSegm

М

М

М

М